Finding the Fourth Proportional to 2,640,777.96, 3,963,055.92 and 1,125,526.08
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Solution
The fourth proportional to 2,640,777.96, 3,963,055.92 and 1,125,526.08 is: 1,689,094.22
Step by Step Solution
- Step 1: Write the proportion equation
2,640,777.96 : 3,963,055.92 = 1,125,526.08 : x - Step 2: Convert to fraction form
2,640,777.96/3,963,055.92 = 1,125,526.08/x - Step 3: Cross multiply
2,640,777.96x = 3,963,055.92 × 1,125,526.08 - Step 4: Simplify right side
2,640,777.96x = 4,460,522,794,458.39 - Step 5: Solve for x
x = 4,460,522,794,458.39/2,640,777.96 - Step 6: Final answer
x = 1,689,094.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.